Sam and Marsha Ritter, of Prairie du Chien, will celebrate their 50th wedding anniversary on April 11 with family and a trip to Ireland. Sam and Marsha were married April 11, 1964, at Free Methodist Church in Waterloo. Sam is retired from the CN Railroad after 44 years. Marsha is retired from Ameriprise Financial. Their family includes Jeff and Sue Ritter, of Prairie du Chien, and Michele and Tim Hanson, of Waterloo. They have five grandchildren, Chelsey and Carley Ritter, of Prairie du Chien, and Whitney, Katelyn and Sam Hanson, of Waterloo.